81683385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 160745472

約数和(自身を除く): 79062087

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 67, 85, 105, 119, 201, 255, 335, 357, 469, 595, 683, 1005, 1139, 1407, 1785, 2049, 2345, 3415, 3417, 4781, 5695, 7035, 7973, 10245, 11611, 14343, 17085, 23905, 23919, 34833, 39865, 45761, 58055, 71715, 81277, 119595, 137283, 174165, 228805, 243831, 320327, 406385, 686415, 777937, 960981, 1219155, 1601635, 2333811, 3889685, 4804905, 5445559, 11669055, 16336677, 27227795, 81683385]

約数ペア:

[(1, 81683385), (3, 27227795), (5, 16336677), (7, 11669055), (15, 5445559), (17, 4804905), (21, 3889685), (35, 2333811), (51, 1601635), (67, 1219155), (85, 960981), (105, 777937), (119, 686415), (201, 406385), (255, 320327), (335, 243831), (357, 228805), (469, 174165), (595, 137283), (683, 119595), (1005, 81277), (1139, 71715), (1407, 58055), (1785, 45761), (2049, 39865), (2345, 34833), (3415, 23919), (3417, 23905), (4781, 17085), (5695, 14343), (7035, 11611), (7973, 10245)]